Free Forever
Access all grammar guides, quizzes, and flashcards without paying a cent. Quality education should be accessible to everyone.
| Form | Affirmative | Negative |
|---|---|---|
| Present | 傷つけ合う | 傷つけ合わない |
| Polite | 傷つけ合います | 傷つけ合いません |
| Past | 傷つけ合った | 傷つけ合わなかった |
| Polite + Past | 傷つけ合いました | 傷つけ合いませんでした |
| Te-form | 傷つけ合って | 傷つけ合わなくて |
| Potential | 傷つけ合える | 傷つけ合えない |
| Passive | 傷つけ合われる | 傷つけ合われない |
| Causative | 傷つけ合わせる | 傷つけ合わせない |
| Causative + Passive | 傷つけ合わされる | 傷つけ合わされない |
| Imperative | 傷つけ合え | 傷つけ合うな |
Sottaku
Sottaku is an app for learning Chinese, Japanese, Korean, English, Spanish, French, German, and Italian with a strong focus on SRS. It includes automatic flashcard creation for hundreds of thousands of words, grammar breakdowns in example sentences, language-specific study packs where available, adaptive quizzes, mobile apps, a browser extension, and community features. Give it a try now! All learning content is free with no limits on flashcards or study time.
Sottaku is built to match the habits of successful learners. By using Sottaku, you will naturally learn in the most efficient way possible, as proven by countless success stories in the language learning community.
Free Forever
Access all grammar guides, quizzes, and flashcards without paying a cent. Quality education should be accessible to everyone.
Smart SRS System
Our flashcard system uses the FSRS algorithm (also used in Anki) to optimize your review schedule and maximize retention.
Comprehensive Content
From hanzi, kana, hangul, and European vocabulary basics to grammar and reading practice where available, we have lessons for every level. Practice with quizzes tailored to your skill.
Community Chat
Ask level-appropriate questions and get help from the community. Learn together with fellow learners across all 8 supported languages.